Pakistan Studies

J.K. Rowling is the author of the Harry Potter book series, which is a well-known fact. The other options are authors of different book series or unrelated.

The sentence is in present perfect tense active voice ('have finished'). The correct passive voice form is 'The homework has been finished by them,' which matches option C.

Armaghan-e-Hijaz was published posthumously after Allama Iqbal's death in 1938, whereas Payam-e-Mashriq and Kulliyat-e-Iqbal were published during his lifetime. Therefore, the correct answer is Armaghan-e-Hijaz.

The Sahara Desert is the largest hot desert in the world, covering much of North Africa. The Thar and Kalahari deserts are smaller in comparison.

The passive voice of 'He completed the work' is 'The work was completed by him,' which correctly changes the active sentence into passive while maintaining the original meaning and tense.

The sun appears to rise in the east because the Earth rotates from west to east, causing the sun to be seen first in the eastern horizon each day.

Mount Everest is located on the border between Nepal and China, but it is commonly associated with Nepal as it is the most accessible country for climbers. Therefore, the correct answer is Nepal.

As of recent global demographic studies, Christians constitute approximately 31% of the world population, making option A the closest and most accurate choice. The other percentages are higher than commonly accepted estimates.

The First Battle of Panipat was fought in 1526 between Babur and Ibrahim Lodi, marking the beginning of the Mughal Empire in India. Therefore, option A (1526) is correct.

The American War of Independence was won by 13 colonies against Britain, which declared independence in 1776 and successfully fought for their freedom.